Adjustable antenna mounting bracket



FIG. 1 is a perspective view of an adjustable antenna mounting bracket showing our new design.

FIG. 2 is a bottom plan view thereof.

FIG. 3 is a top plan view thereof.

FIG. 4 is a right side elevational view thereof, with the left side elevational view being a mirror image of FIG. 4.

FIG. 5 is a front elevational view thereof; and,

FIG. 6 is a rear elevational view thereof. 

CLAIM The ornamental design for an adjustable antenna mounting bracket, as shown and described. 